Finding the Fourth Proportional to 415,192.68, 573,059.16 and 271,869.48
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Solution
The fourth proportional to 415,192.68, 573,059.16 and 271,869.48 is: 375,240.95
Step by Step Solution
- Step 1: Write the proportion equation
415,192.68 : 573,059.16 = 271,869.48 : x - Step 2: Convert to fraction form
415,192.68/573,059.16 = 271,869.48/x - Step 3: Cross multiply
415,192.68x = 573,059.16 × 271,869.48 - Step 4: Simplify right side
415,192.68x = 155,797,295,838.44 - Step 5: Solve for x
x = 155,797,295,838.44/415,192.68 - Step 6: Final answer
x = 375,240.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.